def run_test(self):
gen_node = self.nodes[0] # The block and tx generating node
miniwallet = MiniWallet(gen_node)
# Add enough mature utxos to the wallet, so that all txs spend confirmed coins
miniwallet.generate(1)
gen_node.generate(100)
inbound_peer = self.nodes[0].add_p2p_connection(P2PNode()) # An "attacking" inbound peer
MAX_REPEATS = 100
self.log.info("Running test up to {} times.".format(MAX_REPEATS))
for i in range(MAX_REPEATS):
self.log.info('Run repeat {}'.format(i + 1))
txid = miniwallet.send_self_transfer(from_node=gen_node)['wtxid']
want_tx = msg_getdata()
want_tx.inv.append(CInv(t=MSG_TX, h=int(txid, 16)))
with p2p_lock:
inbound_peer.last_message.pop('notfound', None)
inbound_peer.send_and_ping(want_tx)
if inbound_peer.last_message.get('notfound'):
self.log.debug('tx {} was not yet announced to us.'.format(txid))
self.log.debug("node has responded with a notfound message. End test.")
assert_equal(inbound_peer.last_message['notfound'].vec[0].hash, int(txid, 16))
with p2p_lock:
inbound_peer.last_message.pop('notfound')
break
else:
self.log.debug('tx {} was already announced to us. Try test again.'.format(txid))
assert int(txid, 16) in [inv.hash for inv in inbound_peer.last_message['inv'].inv]
def run_test(self):
wallet = MiniWallet(self.nodes[0])
wallet.generate(200)
chain_height = self.nodes[0].getblockcount()
assert_equal(chain_height, 200)
# Coinbase at height chain_height-100+1 ok in mempool, should
# get mined. Coinbase at height chain_height-100+2 is
# too immature to spend.
b = [self.nodes[0].getblockhash(n) for n in range(101, 103)]
coinbase_txids = [self.nodes[0].getblock(h)['tx'][0] for h in b]
utxo_101 = wallet.get_utxo(txid=coinbase_txids[0])
utxo_102 = wallet.get_utxo(txid=coinbase_txids[1])
spend_101_id = wallet.send_self_transfer(
from_node=self.nodes[0], utxo_to_spend=utxo_101)["txid"]
# coinbase at height 102 should be too immature to spend
assert_raises_rpc_error(
-26, "bad-txns-premature-spend-of-coinbase",
lambda: wallet.send_self_transfer(from_node=self.nodes[0],
utxo_to_spend=utxo_102))
# mempool should have just spend_101:
assert_equal(self.nodes[0].getrawmempool(), [spend_101_id])
# mine a block, spend_101 should get confirmed
self.nodes[0].generate(1)
assert_equal(set(self.nodes[0].getrawmempool()), set())
# ... and now height 102 can be spent:
spend_102_id = wallet.send_self_transfer(
from_node=self.nodes[0], utxo_to_spend=utxo_102)["txid"]
assert_equal(self.nodes[0].getrawmempool(), [spend_102_id])
def run_test(self):
node = self.nodes[0]
wallet = MiniWallet(node)
# Add enough mature utxos to the wallet so that all txs spend confirmed coins
wallet.generate(3)
node.generate(100)
# Spend block 1/2/3's coinbase transactions
# Mine a block
# Create three more transactions, spending the spends
# Mine another block
# ... make sure all the transactions are confirmed
# Invalidate both blocks
# ... make sure all the transactions are put back in the mempool
# Mine a new block
# ... make sure all the transactions are confirmed again
blocks = []
spends1_ids = [
wallet.send_self_transfer(from_node=node)['txid'] for _ in range(3)
]
blocks.extend(node.generate(1))
spends2_ids = [
wallet.send_self_transfer(from_node=node)['txid'] for _ in range(3)
]
blocks.extend(node.generate(1))
spends_ids = set(spends1_ids + spends2_ids)
# mempool should be empty, all txns confirmed
assert_equal(set(node.getrawmempool()), set())
confirmed_txns = set(
node.getblock(blocks[0])['tx'] + node.getblock(blocks[1])['tx'])
# Checks that all spend txns are contained in the mined blocks
assert (spends_ids < confirmed_txns)
# Use invalidateblock to re-org back
node.invalidateblock(blocks[0])
# All txns should be back in mempool with 0 confirmations
assert_equal(set(node.getrawmempool()), spends_ids)
# Generate another block, they should all get mined
node.generate(1)
# mempool should be empty, all txns confirmed
assert_equal(set(node.getrawmempool()), set())
confirmed_txns = set(
node.getblock(blocks[0])['tx'] + node.getblock(blocks[1])['tx'])
assert (spends_ids < confirmed_txns)
def run_test(self):
self.log.info("Test that mempool.dat is compatible between versions")
old_node, new_node = self.nodes
new_wallet = MiniWallet(new_node)
new_wallet.generate(1)
new_node.generate(100)
# Sync the nodes to ensure old_node has the block that contains the coinbase that new_wallet will spend.
# Otherwise, because coinbases are only valid in a block and not as loose txns, if the nodes aren't synced
# unbroadcasted_tx won't pass old_node's `MemPoolAccept::PreChecks`.
self.connect_nodes(0, 1)
self.sync_blocks()
recipient = old_node.getnewaddress()
self.stop_node(1)
self.log.info("Add a transaction to mempool on old node and shutdown")
old_tx_hash = old_node.sendtoaddress(recipient, 0.0001)
assert old_tx_hash in old_node.getrawmempool()
self.stop_node(0)
self.log.info("Move mempool.dat from old to new node")
old_node_mempool = os.path.join(old_node.datadir, self.chain,
'mempool.dat')
new_node_mempool = os.path.join(new_node.datadir, self.chain,
'mempool.dat')
os.rename(old_node_mempool, new_node_mempool)
self.log.info("Start new node and verify mempool contains the tx")
self.start_node(1)
assert old_tx_hash in new_node.getrawmempool()
self.log.info(
"Add unbroadcasted tx to mempool on new node and shutdown")
unbroadcasted_tx_hash = new_wallet.send_self_transfer(
from_node=new_node)['txid']
assert unbroadcasted_tx_hash in new_node.getrawmempool()
mempool = new_node.getrawmempool(True)
assert mempool[unbroadcasted_tx_hash]['unbroadcast']
self.stop_node(1)
self.log.info("Move mempool.dat from new to old node")
os.rename(new_node_mempool, old_node_mempool)
self.log.info(
"Start old node again and verify mempool contains both txs")
self.start_node(0, ['-nowallet'])
assert old_tx_hash in old_node.getrawmempool()
assert unbroadcasted_tx_hash in old_node.getrawmempool()
def _test_getblock(self):
node = self.nodes[0]
miniwallet = MiniWallet(node)
miniwallet.generate(5)
node.generate(100)
fee_per_byte = Decimal('0.00000010')
fee_per_kb = 1000 * fee_per_byte
miniwallet.send_self_transfer(fee_rate=fee_per_kb, from_node=node)
blockhash = node.generate(1)[0]
self.log.info(
"Test that getblock with verbosity 1 doesn't include fee")
block = node.getblock(blockhash, 1)
assert 'fee' not in block['tx'][1]
self.log.info(
'Test that getblock with verbosity 2 includes expected fee')
block = node.getblock(blockhash, 2)
tx = block['tx'][1]
assert 'fee' in tx
assert_equal(tx['fee'], tx['vsize'] * fee_per_byte)
self.log.info(
"Test that getblock with verbosity 2 still works with pruned Undo data"
)
datadir = get_datadir_path(self.options.tmpdir, 0)
def move_block_file(old, new):
old_path = os.path.join(datadir, self.chain, 'blocks', old)
new_path = os.path.join(datadir, self.chain, 'blocks', new)
os.rename(old_path, new_path)
# Move instead of deleting so we can restore chain state afterwards
move_block_file('rev00000.dat', 'rev_wrong')
block = node.getblock(blockhash, 2)
assert 'fee' not in block['tx'][1]
# Restore chain state
move_block_file('rev_wrong', 'rev00000.dat')
assert 'previousblockhash' not in node.getblock(node.getblockhash(0))
assert 'nextblockhash' not in node.getblock(node.getbestblockhash())
def test_muhash_implementation(self):
self.log.info("Test MuHash implementation consistency")
node = self.nodes[0]
wallet = MiniWallet(node)
mocktime = node.getblockheader(node.getblockhash(0))['time'] + 1
node.setmocktime(mocktime)
# Generate 100 blocks and remove the first since we plan to spend its
# coinbase
block_hashes = wallet.generate(1) + node.generate(99)
blocks = list(
map(lambda block: FromHex(CBlock(), node.getblock(block, False)),
block_hashes))
blocks.pop(0)
# Create a spending transaction and mine a block which includes it
txid = wallet.send_self_transfer(from_node=node)['txid']
tx_block = node.generateblock(output=wallet.get_address(),
transactions=[txid])
blocks.append(FromHex(CBlock(), node.getblock(tx_block['hash'],
False)))
# Serialize the outputs that should be in the UTXO set and add them to
# a MuHash object
muhash = MuHash3072()
for height, block in enumerate(blocks):
# The Genesis block coinbase is not part of the UTXO set and we
# spent the first mined block
height += 2
for tx in block.vtx:
for n, tx_out in enumerate(tx.vout):
coinbase = 1 if not tx.vin[0].prevout.hash else 0
# Skip witness commitment
if (coinbase and n > 0):
continue
data = COutPoint(int(tx.rehash(), 16), n).serialize()
data += struct.pack("<i", height * 2 + coinbase)
data += tx_out.serialize()
muhash.insert(data)
finalized = muhash.digest()
node_muhash = node.gettxoutsetinfo("muhash")['muhash']
assert_equal(finalized[::-1].hex(), node_muhash)
self.log.info("Test deterministic UTXO set hash results")
assert_equal(
node.gettxoutsetinfo()['hash_serialized_2'],
"5b1b44097406226c0eb8e1362cd17a1f346522cf9390a8175a57a5262cb1963f")
assert_equal(
node.gettxoutsetinfo("muhash")['muhash'],
"4b8803075d7151d06fad3e88b68ba726886794873fbfa841d12aefb2cc2b881b")
def test_muhash_implementation(self):
self.log.info("Test MuHash implementation consistency")
node = self.nodes[0]
wallet = MiniWallet(node)
mocktime = node.getblockheader(node.getblockhash(0))['time'] + 1
node.setmocktime(mocktime)
# Generate 100 blocks and remove the first since we plan to spend its
# coinbase
block_hashes = wallet.generate(1) + node.generate(99)
blocks = list(
map(lambda block: from_hex(CBlock(), node.getblock(block, False)),
block_hashes))
blocks.pop(0)
# Create a spending transaction and mine a block which includes it
txid = wallet.send_self_transfer(from_node=node)['txid']
tx_block = node.generateblock(output=wallet.get_address(),
transactions=[txid])
blocks.append(
from_hex(CBlock(), node.getblock(tx_block['hash'], False)))
# Serialize the outputs that should be in the UTXO set and add them to
# a MuHash object
muhash = MuHash3072()
for height, block in enumerate(blocks):
# The Genesis block coinbase is not part of the UTXO set and we
# spent the first mined block
height += 2
for tx in block.vtx:
for n, tx_out in enumerate(tx.vout):
coinbase = 1 if not tx.vin[0].prevout.hash else 0
# Skip witness commitment
if (coinbase and n > 0):
continue
data = COutPoint(int(tx.rehash(), 16), n).serialize()
data += struct.pack("<i", height * 2 + coinbase)
data += tx_out.serialize()
muhash.insert(data)
finalized = muhash.digest()
node_muhash = node.gettxoutsetinfo("muhash")['muhash']
assert_equal(finalized[::-1].hex(), node_muhash)
self.log.info("Test deterministic UTXO set hash results")
assert_equal(
node.gettxoutsetinfo()['hash_serialized_2'],
"03f3bedef7a3e64686e13b57ec08b1ada40528d8e01f64e077750e225ddb8c07")
assert_equal(
node.gettxoutsetinfo("muhash")['muhash'],
"69ebd7142d443a89c227637ef9a21c05287a98f0acdd40ba7e3ef79d1f4e412d")
def test_feefilter(self):
node1 = self.nodes[1]
node0 = self.nodes[0]
miniwallet = MiniWallet(node1)
# Add enough mature utxos to the wallet, so that all txs spend confirmed coins
miniwallet.generate(5)
node1.generate(100)
conn = self.nodes[0].add_p2p_connection(TestP2PConn())
self.log.info("Test txs paying 0.2 sat/byte are received by test connection")
txids = [miniwallet.send_self_transfer(fee_rate=Decimal('0.00000200'), from_node=node1)['wtxid'] for _ in range(3)]
conn.wait_for_invs_to_match(txids)
conn.clear_invs()
# Set a fee filter of 0.15 sat/byte on test connection
conn.send_and_ping(msg_feefilter(150))
self.log.info("Test txs paying 0.15 sat/byte are received by test connection")
txids = [miniwallet.send_self_transfer(fee_rate=Decimal('0.00000150'), from_node=node1)['wtxid'] for _ in range(3)]
conn.wait_for_invs_to_match(txids)
conn.clear_invs()
self.log.info("Test txs paying 0.1 sat/byte are no longer received by test connection")
txids = [miniwallet.send_self_transfer(fee_rate=Decimal('0.00000100'), from_node=node1)['wtxid'] for _ in range(3)]
self.sync_mempools() # must be sure node 0 has received all txs
# Send one transaction from node0 that should be received, so that we
# we can sync the test on receipt (if node1's txs were relayed, they'd
# be received by the time this node0 tx is received). This is
# unfortunately reliant on the current relay behavior where we batch up
# to 35 entries in an inv, which means that when this next transaction
# is eligible for relay, the prior transactions from node1 are eligible
# as well.
txids = [miniwallet.send_self_transfer(fee_rate=Decimal('0.00020000'), from_node=node0)['wtxid'] for _ in range(1)]
conn.wait_for_invs_to_match(txids)
conn.clear_invs()
self.sync_mempools() # must be sure node 1 has received all txs
self.log.info("Remove fee filter and check txs are received again")
conn.send_and_ping(msg_feefilter(0))
txids = [miniwallet.send_self_transfer(fee_rate=Decimal('0.00020000'), from_node=node1)['wtxid'] for _ in range(3)]
conn.wait_for_invs_to_match(txids)
conn.clear_invs()
class BIP68_112_113Test(FujicoinTestFramework):
def set_test_params(self):
self.num_nodes = 1
self.setup_clean_chain = True
self.extra_args = [[
'[email protected]',
'-par=1', # Use only one script thread to get the exact reject reason for testing
]]
self.supports_cli = False
def create_self_transfer_from_utxo(self, input_tx):
utxo = self.miniwallet.get_utxo(txid=input_tx.rehash(), mark_as_spent=False)
tx = self.miniwallet.create_self_transfer(from_node=self.nodes[0], utxo_to_spend=utxo)['tx']
return tx
def create_bip112special(self, input, txversion):
tx = self.create_self_transfer_from_utxo(input)
tx.nVersion = txversion
self.miniwallet.sign_tx(tx)
tx.vin[0].scriptSig = CScript([-1, OP_CHECKSEQUENCEVERIFY, OP_DROP] + list(CScript(tx.vin[0].scriptSig)))
return tx
def create_bip112emptystack(self, input, txversion):
tx = self.create_self_transfer_from_utxo(input)
tx.nVersion = txversion
self.miniwallet.sign_tx(tx)
tx.vin[0].scriptSig = CScript([OP_CHECKSEQUENCEVERIFY] + list(CScript(tx.vin[0].scriptSig)))
return tx
def send_generic_input_tx(self, coinbases):
input_txid = self.nodes[0].getblock(coinbases.pop(), 2)['tx'][0]['txid']
utxo_to_spend = self.miniwallet.get_utxo(txid=input_txid)
return self.miniwallet.send_self_transfer(from_node=self.nodes[0], utxo_to_spend=utxo_to_spend)['tx']
def create_bip68txs(self, bip68inputs, txversion, locktime_delta=0):
"""Returns a list of bip68 transactions with different bits set."""
txs = []
assert len(bip68inputs) >= 16
for i, (sdf, srhb, stf, srlb) in enumerate(product(*[[True, False]] * 4)):
locktime = relative_locktime(sdf, srhb, stf, srlb)
tx = self.create_self_transfer_from_utxo(bip68inputs[i])
tx.nVersion = txversion
tx.vin[0].nSequence = locktime + locktime_delta
self.miniwallet.sign_tx(tx)
tx.rehash()
txs.append({'tx': tx, 'sdf': sdf, 'stf': stf})
return txs
def create_bip112txs(self, bip112inputs, varyOP_CSV, txversion, locktime_delta=0):
"""Returns a list of bip68 transactions with different bits set."""
txs = []
assert len(bip112inputs) >= 16
for i, (sdf, srhb, stf, srlb) in enumerate(product(*[[True, False]] * 4)):
locktime = relative_locktime(sdf, srhb, stf, srlb)
tx = self.create_self_transfer_from_utxo(bip112inputs[i])
if (varyOP_CSV): # if varying OP_CSV, nSequence is fixed
tx.vin[0].nSequence = BASE_RELATIVE_LOCKTIME + locktime_delta
else: # vary nSequence instead, OP_CSV is fixed
tx.vin[0].nSequence = locktime + locktime_delta
tx.nVersion = txversion
self.miniwallet.sign_tx(tx)
if (varyOP_CSV):
tx.vin[0].scriptSig = CScript([locktime, OP_CHECKSEQUENCEVERIFY, OP_DROP] + list(CScript(tx.vin[0].scriptSig)))
else:
tx.vin[0].scriptSig = CScript([BASE_RELATIVE_LOCKTIME, OP_CHECKSEQUENCEVERIFY, OP_DROP] + list(CScript(tx.vin[0].scriptSig)))
tx.rehash()
txs.append({'tx': tx, 'sdf': sdf, 'stf': stf})
return txs
def generate_blocks(self, number):
test_blocks = []
for _ in range(number):
block = self.create_test_block([])
test_blocks.append(block)
self.last_block_time += 600
self.tip = block.sha256
self.tipheight += 1
return test_blocks
def create_test_block(self, txs):
block = create_block(self.tip, create_coinbase(self.tipheight + 1), self.last_block_time + 600)
block.nVersion = 4
block.vtx.extend(txs)
block.hashMerkleRoot = block.calc_merkle_root()
block.rehash()
block.solve()
return block
def send_blocks(self, blocks, success=True, reject_reason=None):
"""Sends blocks to test node. Syncs and verifies that tip has advanced to most recent block.
Call with success = False if the tip shouldn't advance to the most recent block."""
self.helper_peer.send_blocks_and_test(blocks, self.nodes[0], success=success, reject_reason=reject_reason)
def run_test(self):
self.helper_peer = self.nodes[0].add_p2p_connection(P2PDataStore())
self.miniwallet = MiniWallet(self.nodes[0], mode=MiniWalletMode.RAW_P2PK)
self.log.info("Generate blocks in the past for coinbase outputs.")
long_past_time = int(time.time()) - 600 * 1000 # enough to build up to 1000 blocks 10 minutes apart without worrying about getting into the future
self.nodes[0].setmocktime(long_past_time - 100) # enough so that the generated blocks will still all be before long_past_time
self.coinbase_blocks = self.miniwallet.generate(COINBASE_BLOCK_COUNT) # blocks generated for inputs
self.nodes[0].setmocktime(0) # set time back to present so yielded blocks aren't in the future as we advance last_block_time
self.tipheight = COINBASE_BLOCK_COUNT # height of the next block to build
self.last_block_time = long_past_time
self.tip = int(self.nodes[0].getbestblockhash(), 16)
# Activation height is hardcoded
# We advance to block height five below BIP112 activation for the following tests
test_blocks = self.generate_blocks(CSV_ACTIVATION_HEIGHT-5 - COINBASE_BLOCK_COUNT)
self.send_blocks(test_blocks)
assert not softfork_active(self.nodes[0], 'csv')
# Inputs at height = 431
#
# Put inputs for all tests in the chain at height 431 (tip now = 430) (time increases by 600s per block)
# Note we reuse inputs for v1 and v2 txs so must test these separately
# 16 normal inputs
bip68inputs = []
for _ in range(16):
bip68inputs.append(self.send_generic_input_tx(self.coinbase_blocks))
# 2 sets of 16 inputs with 10 OP_CSV OP_DROP (actually will be prepended to spending scriptSig)
bip112basicinputs = []
for _ in range(2):
inputs = []
for _ in range(16):
inputs.append(self.send_generic_input_tx(self.coinbase_blocks))
bip112basicinputs.append(inputs)
# 2 sets of 16 varied inputs with (relative_lock_time) OP_CSV OP_DROP (actually will be prepended to spending scriptSig)
bip112diverseinputs = []
for _ in range(2):
inputs = []
for _ in range(16):
inputs.append(self.send_generic_input_tx(self.coinbase_blocks))
bip112diverseinputs.append(inputs)
# 1 special input with -1 OP_CSV OP_DROP (actually will be prepended to spending scriptSig)
bip112specialinput = self.send_generic_input_tx(self.coinbase_blocks)
# 1 special input with (empty stack) OP_CSV (actually will be prepended to spending scriptSig)
bip112emptystackinput = self.send_generic_input_tx(self.coinbase_blocks)
# 1 normal input
bip113input = self.send_generic_input_tx(self.coinbase_blocks)
self.nodes[0].setmocktime(self.last_block_time + 600)
inputblockhash = self.nodes[0].generate(1)[0] # 1 block generated for inputs to be in chain at height 431
self.nodes[0].setmocktime(0)
self.tip = int(inputblockhash, 16)
self.tipheight += 1
self.last_block_time += 600
assert_equal(len(self.nodes[0].getblock(inputblockhash, True)["tx"]), TESTING_TX_COUNT + 1)
# 2 more version 4 blocks
test_blocks = self.generate_blocks(2)
self.send_blocks(test_blocks)
assert_equal(self.tipheight, CSV_ACTIVATION_HEIGHT - 2)
self.log.info("Height = {}, CSV not yet active (will activate for block {}, not {})".format(self.tipheight, CSV_ACTIVATION_HEIGHT, CSV_ACTIVATION_HEIGHT - 1))
assert not softfork_active(self.nodes[0], 'csv')
# Test both version 1 and version 2 transactions for all tests
# BIP113 test transaction will be modified before each use to put in appropriate block time
bip113tx_v1 = self.create_self_transfer_from_utxo(bip113input)
bip113tx_v1.vin[0].nSequence = 0xFFFFFFFE
bip113tx_v1.nVersion = 1
bip113tx_v2 = self.create_self_transfer_from_utxo(bip113input)
bip113tx_v2.vin[0].nSequence = 0xFFFFFFFE
bip113tx_v2.nVersion = 2
# For BIP68 test all 16 relative sequence locktimes
bip68txs_v1 = self.create_bip68txs(bip68inputs, 1)
bip68txs_v2 = self.create_bip68txs(bip68inputs, 2)
# For BIP112 test:
# 16 relative sequence locktimes of 10 against 10 OP_CSV OP_DROP inputs
bip112txs_vary_nSequence_v1 = self.create_bip112txs(bip112basicinputs[0], False, 1)
bip112txs_vary_nSequence_v2 = self.create_bip112txs(bip112basicinputs[0], False, 2)
# 16 relative sequence locktimes of 9 against 10 OP_CSV OP_DROP inputs
bip112txs_vary_nSequence_9_v1 = self.create_bip112txs(bip112basicinputs[1], False, 1, -1)
bip112txs_vary_nSequence_9_v2 = self.create_bip112txs(bip112basicinputs[1], False, 2, -1)
# sequence lock time of 10 against 16 (relative_lock_time) OP_CSV OP_DROP inputs
bip112txs_vary_OP_CSV_v1 = self.create_bip112txs(bip112diverseinputs[0], True, 1)
bip112txs_vary_OP_CSV_v2 = self.create_bip112txs(bip112diverseinputs[0], True, 2)
# sequence lock time of 9 against 16 (relative_lock_time) OP_CSV OP_DROP inputs
bip112txs_vary_OP_CSV_9_v1 = self.create_bip112txs(bip112diverseinputs[1], True, 1, -1)
bip112txs_vary_OP_CSV_9_v2 = self.create_bip112txs(bip112diverseinputs[1], True, 2, -1)
# -1 OP_CSV OP_DROP input
bip112tx_special_v1 = self.create_bip112special(bip112specialinput, 1)
bip112tx_special_v2 = self.create_bip112special(bip112specialinput, 2)
# (empty stack) OP_CSV input
bip112tx_emptystack_v1 = self.create_bip112emptystack(bip112emptystackinput, 1)
bip112tx_emptystack_v2 = self.create_bip112emptystack(bip112emptystackinput, 2)
self.log.info("TESTING")
self.log.info("Pre-Soft Fork Tests. All txs should pass.")
self.log.info("Test version 1 txs")
success_txs = []
# BIP113 tx, -1 CSV tx and empty stack CSV tx should succeed
bip113tx_v1.nLockTime = self.last_block_time - 600 * 5 # = MTP of prior block (not <) but < time put on current block
self.miniwallet.sign_tx(bip113tx_v1)
success_txs.append(bip113tx_v1)
success_txs.append(bip112tx_special_v1)
success_txs.append(bip112tx_emptystack_v1)
# add BIP 68 txs
success_txs.extend(all_rlt_txs(bip68txs_v1))
# add BIP 112 with seq=10 txs
success_txs.extend(all_rlt_txs(bip112txs_vary_nSequence_v1))
success_txs.extend(all_rlt_txs(bip112txs_vary_OP_CSV_v1))
# try BIP 112 with seq=9 txs
success_txs.extend(all_rlt_txs(bip112txs_vary_nSequence_9_v1))
success_txs.extend(all_rlt_txs(bip112txs_vary_OP_CSV_9_v1))
self.send_blocks([self.create_test_block(success_txs)])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
self.log.info("Test version 2 txs")
success_txs = []
# BIP113 tx, -1 CSV tx and empty stack CSV tx should succeed
bip113tx_v2.nLockTime = self.last_block_time - 600 * 5 # = MTP of prior block (not <) but < time put on current block
self.miniwallet.sign_tx(bip113tx_v2)
success_txs.append(bip113tx_v2)
success_txs.append(bip112tx_special_v2)
success_txs.append(bip112tx_emptystack_v2)
# add BIP 68 txs
success_txs.extend(all_rlt_txs(bip68txs_v2))
# add BIP 112 with seq=10 txs
success_txs.extend(all_rlt_txs(bip112txs_vary_nSequence_v2))
success_txs.extend(all_rlt_txs(bip112txs_vary_OP_CSV_v2))
# try BIP 112 with seq=9 txs
success_txs.extend(all_rlt_txs(bip112txs_vary_nSequence_9_v2))
success_txs.extend(all_rlt_txs(bip112txs_vary_OP_CSV_9_v2))
self.send_blocks([self.create_test_block(success_txs)])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
# 1 more version 4 block to get us to height 432 so the fork should now be active for the next block
assert not softfork_active(self.nodes[0], 'csv')
test_blocks = self.generate_blocks(1)
self.send_blocks(test_blocks)
assert softfork_active(self.nodes[0], 'csv')
self.log.info("Post-Soft Fork Tests.")
self.log.info("BIP 113 tests")
# BIP 113 tests should now fail regardless of version number if nLockTime isn't satisfied by new rules
bip113tx_v1.nLockTime = self.last_block_time - 600 * 5 # = MTP of prior block (not <) but < time put on current block
self.miniwallet.sign_tx(bip113tx_v1)
bip113tx_v1.rehash()
bip113tx_v2.nLockTime = self.last_block_time - 600 * 5 # = MTP of prior block (not <) but < time put on current block
self.miniwallet.sign_tx(bip113tx_v2)
bip113tx_v2.rehash()
for bip113tx in [bip113tx_v1, bip113tx_v2]:
self.send_blocks([self.create_test_block([bip113tx])], success=False, reject_reason='bad-txns-nonfinal')
# BIP 113 tests should now pass if the locktime is < MTP
bip113tx_v1.nLockTime = self.last_block_time - 600 * 5 - 1 # < MTP of prior block
self.miniwallet.sign_tx(bip113tx_v1)
bip113tx_v1.rehash()
bip113tx_v2.nLockTime = self.last_block_time - 600 * 5 - 1 # < MTP of prior block
self.miniwallet.sign_tx(bip113tx_v2)
bip113tx_v2.rehash()
for bip113tx in [bip113tx_v1, bip113tx_v2]:
self.send_blocks([self.create_test_block([bip113tx])])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
# Next block height = 437 after 4 blocks of random version
test_blocks = self.generate_blocks(4)
self.send_blocks(test_blocks)
self.log.info("BIP 68 tests")
self.log.info("Test version 1 txs - all should still pass")
success_txs = []
success_txs.extend(all_rlt_txs(bip68txs_v1))
self.send_blocks([self.create_test_block(success_txs)])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
self.log.info("Test version 2 txs")
# All txs with SEQUENCE_LOCKTIME_DISABLE_FLAG set pass
bip68success_txs = [tx['tx'] for tx in bip68txs_v2 if tx['sdf']]
self.send_blocks([self.create_test_block(bip68success_txs)])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
# All txs without flag fail as we are at delta height = 8 < 10 and delta time = 8 * 600 < 10 * 512
bip68timetxs = [tx['tx'] for tx in bip68txs_v2 if not tx['sdf'] and tx['stf']]
for tx in bip68timetxs:
self.send_blocks([self.create_test_block([tx])], success=False, reject_reason='bad-txns-nonfinal')
bip68heighttxs = [tx['tx'] for tx in bip68txs_v2 if not tx['sdf'] and not tx['stf']]
for tx in bip68heighttxs:
self.send_blocks([self.create_test_block([tx])], success=False, reject_reason='bad-txns-nonfinal')
# Advance one block to 438
test_blocks = self.generate_blocks(1)
self.send_blocks(test_blocks)
# Height txs should fail and time txs should now pass 9 * 600 > 10 * 512
bip68success_txs.extend(bip68timetxs)
self.send_blocks([self.create_test_block(bip68success_txs)])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
for tx in bip68heighttxs:
self.send_blocks([self.create_test_block([tx])], success=False, reject_reason='bad-txns-nonfinal')
# Advance one block to 439
test_blocks = self.generate_blocks(1)
self.send_blocks(test_blocks)
# All BIP 68 txs should pass
bip68success_txs.extend(bip68heighttxs)
self.send_blocks([self.create_test_block(bip68success_txs)])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
self.log.info("BIP 112 tests")
self.log.info("Test version 1 txs")
# -1 OP_CSV tx and (empty stack) OP_CSV tx should fail
self.send_blocks([self.create_test_block([bip112tx_special_v1])], success=False,
reject_reason='non-mandatory-script-verify-flag (Negative locktime)')
self.send_blocks([self.create_test_block([bip112tx_emptystack_v1])], success=False,
reject_reason='non-mandatory-script-verify-flag (Operation not valid with the current stack size)')
# If SEQUENCE_LOCKTIME_DISABLE_FLAG is set in argument to OP_CSV, version 1 txs should still pass
success_txs = [tx['tx'] for tx in bip112txs_vary_OP_CSV_v1 if tx['sdf']]
success_txs += [tx['tx'] for tx in bip112txs_vary_OP_CSV_9_v1 if tx['sdf']]
self.send_blocks([self.create_test_block(success_txs)])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
# If SEQUENCE_LOCKTIME_DISABLE_FLAG is unset in argument to OP_CSV, version 1 txs should now fail
fail_txs = all_rlt_txs(bip112txs_vary_nSequence_v1)
fail_txs += all_rlt_txs(bip112txs_vary_nSequence_9_v1)
fail_txs += [tx['tx'] for tx in bip112txs_vary_OP_CSV_v1 if not tx['sdf']]
fail_txs += [tx['tx'] for tx in bip112txs_vary_OP_CSV_9_v1 if not tx['sdf']]
for tx in fail_txs:
self.send_blocks([self.create_test_block([tx])], success=False,
reject_reason='non-mandatory-script-verify-flag (Locktime requirement not satisfied)')
self.log.info("Test version 2 txs")
# -1 OP_CSV tx and (empty stack) OP_CSV tx should fail
self.send_blocks([self.create_test_block([bip112tx_special_v2])], success=False,
reject_reason='non-mandatory-script-verify-flag (Negative locktime)')
self.send_blocks([self.create_test_block([bip112tx_emptystack_v2])], success=False,
reject_reason='non-mandatory-script-verify-flag (Operation not valid with the current stack size)')
# If SEQUENCE_LOCKTIME_DISABLE_FLAG is set in argument to OP_CSV, version 2 txs should pass (all sequence locks are met)
success_txs = [tx['tx'] for tx in bip112txs_vary_OP_CSV_v2 if tx['sdf']]
success_txs += [tx['tx'] for tx in bip112txs_vary_OP_CSV_9_v2 if tx['sdf']]
self.send_blocks([self.create_test_block(success_txs)])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
# SEQUENCE_LOCKTIME_DISABLE_FLAG is unset in argument to OP_CSV for all remaining txs ##
# All txs with nSequence 9 should fail either due to earlier mismatch or failing the CSV check
fail_txs = all_rlt_txs(bip112txs_vary_nSequence_9_v2)
fail_txs += [tx['tx'] for tx in bip112txs_vary_OP_CSV_9_v2 if not tx['sdf']]
for tx in fail_txs:
self.send_blocks([self.create_test_block([tx])], success=False,
reject_reason='non-mandatory-script-verify-flag (Locktime requirement not satisfied)')
# If SEQUENCE_LOCKTIME_DISABLE_FLAG is set in nSequence, tx should fail
fail_txs = [tx['tx'] for tx in bip112txs_vary_nSequence_v2 if tx['sdf']]
for tx in fail_txs:
self.send_blocks([self.create_test_block([tx])], success=False,
reject_reason='non-mandatory-script-verify-flag (Locktime requirement not satisfied)')
# If sequencelock types mismatch, tx should fail
fail_txs = [tx['tx'] for tx in bip112txs_vary_nSequence_v2 if not tx['sdf'] and tx['stf']]
fail_txs += [tx['tx'] for tx in bip112txs_vary_OP_CSV_v2 if not tx['sdf'] and tx['stf']]
for tx in fail_txs:
self.send_blocks([self.create_test_block([tx])], success=False,
reject_reason='non-mandatory-script-verify-flag (Locktime requirement not satisfied)')
# Remaining txs should pass, just test masking works properly
success_txs = [tx['tx'] for tx in bip112txs_vary_nSequence_v2 if not tx['sdf'] and not tx['stf']]
success_txs += [tx['tx'] for tx in bip112txs_vary_OP_CSV_v2 if not tx['sdf'] and not tx['stf']]
self.send_blocks([self.create_test_block(success_txs)])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
# Additional test, of checking that comparison of two time types works properly
time_txs = []
for tx in [tx['tx'] for tx in bip112txs_vary_OP_CSV_v2 if not tx['sdf'] and tx['stf']]:
tx.vin[0].nSequence = BASE_RELATIVE_LOCKTIME | SEQ_TYPE_FLAG
self.miniwallet.sign_tx(tx)
tx.rehash()
time_txs.append(tx)
self.send_blocks([self.create_test_block(time_txs)])
self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
def run_test(self):
miniwallet = MiniWallet(self.nodes[0])
# Add enough mature utxos to the wallet, so that all txs spend confirmed coins
miniwallet.generate(5)
self.nodes[0].generate(100)
self.sync_all()
chain_height = self.nodes[1].getblockcount()
assert_equal(chain_height, 105)
txid1 = miniwallet.send_self_transfer(from_node=self.nodes[0])['txid']
txid2 = miniwallet.send_self_transfer(from_node=self.nodes[0])['txid']
# This will raise an exception because the transaction is not yet in a block
assert_raises_rpc_error(-5, "Transaction not yet in block",
self.nodes[0].gettxoutproof, [txid1])
self.nodes[0].generate(1)
blockhash = self.nodes[0].getblockhash(chain_height + 1)
self.sync_all()
txlist = []
blocktxn = self.nodes[0].getblock(blockhash, True)["tx"]
txlist.append(blocktxn[1])
txlist.append(blocktxn[2])
assert_equal(
self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid1
])),
[txid1])
assert_equal(
self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof(
[txid1, txid2])), txlist)
assert_equal(
self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof(
[txid1, txid2], blockhash)), txlist)
txin_spent = miniwallet.get_utxo() # Get the change from txid2
tx3 = miniwallet.send_self_transfer(from_node=self.nodes[0],
utxo_to_spend=txin_spent)
txid3 = tx3['txid']
self.nodes[0].generate(1)
self.sync_all()
txid_spent = txin_spent["txid"]
txid_unspent = txid1 # Input was change from txid2, so txid1 should be unspent
# Invalid txids
assert_raises_rpc_error(
-8,
"txid must be of length 64 (not 32, for '00000000000000000000000000000000')",
self.nodes[0].gettxoutproof, ["00000000000000000000000000000000"],
blockhash)
assert_raises_rpc_error(
-8,
"txid must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')",
self.nodes[0].gettxoutproof, [
"ZZZ0000000000000000000000000000000000000000000000000000000000000"
], blockhash)
# Invalid blockhashes
assert_raises_rpc_error(
-8,
"blockhash must be of length 64 (not 32, for '00000000000000000000000000000000')",
self.nodes[0].gettxoutproof, [txid_spent],
"00000000000000000000000000000000")
assert_raises_rpc_error(
-8,
"blockhash must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')",
self.nodes[0].gettxoutproof, [txid_spent],
"ZZZ0000000000000000000000000000000000000000000000000000000000000")
# We can't find the block from a fully-spent tx
assert_raises_rpc_error(-5, "Transaction not yet in block",
self.nodes[0].gettxoutproof, [txid_spent])
# We can get the proof if we specify the block
assert_equal(
self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof(
[txid_spent], blockhash)), [txid_spent])
# We can't get the proof if we specify a non-existent block
assert_raises_rpc_error(
-5, "Block not found", self.nodes[0].gettxoutproof, [txid_spent],
"0000000000000000000000000000000000000000000000000000000000000000")
# We can get the proof if the transaction is unspent
assert_equal(
self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof(
[txid_unspent])), [txid_unspent])
# We can get the proof if we provide a list of transactions and one of them is unspent. The ordering of the list should not matter.
assert_equal(
sorted(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof(
[txid1, txid2]))), sorted(txlist))
assert_equal(
sorted(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof(
[txid2, txid1]))), sorted(txlist))
# We can always get a proof if we have a -txindex
assert_equal(
self.nodes[0].verifytxoutproof(self.nodes[1].gettxoutproof(
[txid_spent])), [txid_spent])
# We can't get a proof if we specify transactions from different blocks
assert_raises_rpc_error(
-5, "Not all transactions found in specified or retrieved block",
self.nodes[0].gettxoutproof, [txid1, txid3])
# Test empty list
assert_raises_rpc_error(-8, "Parameter 'txids' cannot be empty",
self.nodes[0].gettxoutproof, [])
# Test duplicate txid
assert_raises_rpc_error(-8, 'Invalid parameter, duplicated txid',
self.nodes[0].gettxoutproof, [txid1, txid1])
# Now we'll try tweaking a proof.
proof = self.nodes[1].gettxoutproof([txid1, txid2])
assert txid1 in self.nodes[0].verifytxoutproof(proof)
assert txid2 in self.nodes[1].verifytxoutproof(proof)
tweaked_proof = FromHex(CMerkleBlock(), proof)
# Make sure that our serialization/deserialization is working
assert txid1 in self.nodes[0].verifytxoutproof(ToHex(tweaked_proof))
# Check to see if we can go up the merkle tree and pass this off as a
# single-transaction block
tweaked_proof.txn.nTransactions = 1
tweaked_proof.txn.vHash = [tweaked_proof.header.hashMerkleRoot]
tweaked_proof.txn.vBits = [True] + [False] * 7
for n in self.nodes:
assert not n.verifytxoutproof(ToHex(tweaked_proof))
def run_test(self):
peer = self.nodes[0].add_p2p_connection(P2PInterface())
wallet = MiniWallet(self.nodes[0], raw_script=True)
self.test_cltv_info(is_active=False)
self.log.info("Mining %d blocks", CLTV_HEIGHT - 2)
wallet.generate(10)
self.nodes[0].generate(CLTV_HEIGHT - 2 - 10)
self.log.info("Test that invalid-according-to-CLTV transactions can still appear in a block")
# create one invalid tx per CLTV failure reason (5 in total) and collect them
invalid_ctlv_txs = []
for i in range(5):
spendtx = wallet.create_self_transfer(from_node=self.nodes[0])['tx']
spendtx = cltv_invalidate(self.nodes[0], spendtx, i)
invalid_ctlv_txs.append(spendtx)
tip = self.nodes[0].getbestblockhash()
block_time = self.nodes[0].getblockheader(tip)['mediantime'] + 1
block = create_block(int(tip, 16), create_coinbase(CLTV_HEIGHT - 1), block_time)
block.nVersion = 3
block.vtx.extend(invalid_ctlv_txs)
block.hashMerkleRoot = block.calc_merkle_root()
block.solve()
self.test_cltv_info(is_active=False) # Not active as of current tip and next block does not need to obey rules
peer.send_and_ping(msg_block(block))
self.test_cltv_info(is_active=True) # Not active as of current tip, but next block must obey rules
assert_equal(self.nodes[0].getbestblockhash(), block.hash)
self.log.info("Test that blocks must now be at least version 4")
tip = block.sha256
block_time += 1
block = create_block(tip, create_coinbase(CLTV_HEIGHT), block_time)
block.nVersion = 3
block.solve()
with self.nodes[0].assert_debug_log(expected_msgs=['{}, bad-version(0x00000003)'.format(block.hash)]):
peer.send_and_ping(msg_block(block))
assert_equal(int(self.nodes[0].getbestblockhash(), 16), tip)
peer.sync_with_ping()
self.log.info("Test that invalid-according-to-CLTV transactions cannot appear in a block")
block.nVersion = 4
block.vtx.append(CTransaction()) # dummy tx after coinbase that will be replaced later
# create and test one invalid tx per CLTV failure reason (5 in total)
for i in range(5):
spendtx = wallet.create_self_transfer(from_node=self.nodes[0])['tx']
spendtx = cltv_invalidate(self.nodes[0], spendtx, i)
expected_cltv_reject_reason = [
"non-mandatory-script-verify-flag (Operation not valid with the current stack size)",
"non-mandatory-script-verify-flag (Negative locktime)",
"non-mandatory-script-verify-flag (Locktime requirement not satisfied)",
"non-mandatory-script-verify-flag (Locktime requirement not satisfied)",
"non-mandatory-script-verify-flag (Locktime requirement not satisfied)",
][i]
# First we show that this tx is valid except for CLTV by getting it
# rejected from the mempool for exactly that reason.
assert_equal(
[{
'txid': spendtx.hash,
'wtxid': spendtx.getwtxid(),
'allowed': False,
'reject-reason': expected_cltv_reject_reason,
}],
self.nodes[0].testmempoolaccept(rawtxs=[spendtx.serialize().hex()], maxfeerate=0),
)
# Now we verify that a block with this transaction is also invalid.
block.vtx[1] = spendtx
block.hashMerkleRoot = block.calc_merkle_root()
block.solve()
with self.nodes[0].assert_debug_log(expected_msgs=['CheckInputScripts on {} failed with {}'.format(
block.vtx[-1].hash, expected_cltv_reject_reason)]):
peer.send_and_ping(msg_block(block))
assert_equal(int(self.nodes[0].getbestblockhash(), 16), tip)
peer.sync_with_ping()
self.log.info("Test that a version 4 block with a valid-according-to-CLTV transaction is accepted")
spendtx = cltv_validate(self.nodes[0], spendtx, CLTV_HEIGHT - 1)
block.vtx.pop(1)
block.vtx.append(spendtx)
block.hashMerkleRoot = block.calc_merkle_root()
block.solve()
self.test_cltv_info(is_active=True) # Not active as of current tip, but next block must obey rules
peer.send_and_ping(msg_block(block))
self.test_cltv_info(is_active=True) # Active as of current tip
assert_equal(int(self.nodes[0].getbestblockhash(), 16), block.sha256)
class P2PBlocksOnly(MicroBitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 1
self.extra_args = [["-blocksonly"]]
def run_test(self):
self.miniwallet = MiniWallet(self.nodes[0])
# Add enough mature utxos to the wallet, so that all txs spend confirmed coins
self.miniwallet.generate(2)
self.nodes[0].generate(COINBASE_MATURITY)
self.blocksonly_mode_tests()
self.blocks_relay_conn_tests()
def blocksonly_mode_tests(self):
self.log.info("Tests with node running in -blocksonly mode")
assert_equal(self.nodes[0].getnetworkinfo()['localrelay'], False)
self.nodes[0].add_p2p_connection(P2PInterface())
tx, txid, wtxid, tx_hex = self.check_p2p_tx_violation()
self.log.info(
'Check that txs from rpc are not rejected and relayed to other peers'
)
tx_relay_peer = self.nodes[0].add_p2p_connection(P2PInterface())
assert_equal(self.nodes[0].getpeerinfo()[0]['relaytxes'], True)
assert_equal(self.nodes[0].testmempoolaccept([tx_hex])[0]['allowed'],
True)
with self.nodes[0].assert_debug_log(
['received getdata for: wtx {} peer=1'.format(wtxid)]):
self.nodes[0].sendrawtransaction(tx_hex)
tx_relay_peer.wait_for_tx(txid)
assert_equal(self.nodes[0].getmempoolinfo()['size'], 1)
self.log.info("Restarting node 0 with relay permission and blocksonly")
self.restart_node(
0,
["-persistmempool=0", "[email protected]", "-blocksonly"])
assert_equal(self.nodes[0].getrawmempool(), [])
first_peer = self.nodes[0].add_p2p_connection(P2PInterface())
second_peer = self.nodes[0].add_p2p_connection(P2PInterface())
peer_1_info = self.nodes[0].getpeerinfo()[0]
assert_equal(peer_1_info['permissions'], ['relay'])
peer_2_info = self.nodes[0].getpeerinfo()[1]
assert_equal(peer_2_info['permissions'], ['relay'])
assert_equal(self.nodes[0].testmempoolaccept([tx_hex])[0]['allowed'],
True)
self.log.info(
'Check that the tx from first_peer with relay-permission is relayed to others (ie.second_peer)'
)
with self.nodes[0].assert_debug_log(["received getdata"]):
# Note that normally, first_peer would never send us transactions since we're a blocksonly node.
# By activating blocksonly, we explicitly tell our peers that they should not send us transactions,
# and MicroBitcoin Core respects that choice and will not send transactions.
# But if, for some reason, first_peer decides to relay transactions to us anyway, we should relay them to
# second_peer since we gave relay permission to first_peer.
# See https://github.com/MicroBitcoinOrg/MicroBitcoin/issues/19943 for details.
first_peer.send_message(msg_tx(tx))
self.log.info(
'Check that the peer with relay-permission is still connected after sending the transaction'
)
assert_equal(first_peer.is_connected, True)
second_peer.wait_for_tx(txid)
assert_equal(self.nodes[0].getmempoolinfo()['size'], 1)
self.log.info(
"Relay-permission peer's transaction is accepted and relayed")
self.nodes[0].disconnect_p2ps()
self.nodes[0].generate(1)
def blocks_relay_conn_tests(self):
self.log.info(
'Tests with node in normal mode with block-relay-only connections')
self.restart_node(0, ["-noblocksonly"]) # disables blocks only mode
assert_equal(self.nodes[0].getnetworkinfo()['localrelay'], True)
# Ensure we disconnect if a block-relay-only connection sends us a transaction
self.nodes[0].add_outbound_p2p_connection(
P2PInterface(), p2p_idx=0, connection_type="block-relay-only")
assert_equal(self.nodes[0].getpeerinfo()[0]['relaytxes'], False)
_, txid, _, tx_hex = self.check_p2p_tx_violation(index=2)
self.log.info(
"Check that txs from RPC are not sent to blockrelay connection")
conn = self.nodes[0].add_outbound_p2p_connection(
P2PTxInvStore(), p2p_idx=1, connection_type="block-relay-only")
self.nodes[0].sendrawtransaction(tx_hex)
# Bump time forward to ensure nNextInvSend timer pops
self.nodes[0].setmocktime(int(time.time()) + 60)
conn.sync_send_with_ping()
assert (int(txid, 16) not in conn.get_invs())
def check_p2p_tx_violation(self, index=1):
self.log.info(
'Check that txs from P2P are rejected and result in disconnect')
input_txid = self.nodes[0].getblock(self.nodes[0].getblockhash(index),
2)['tx'][0]['txid']
utxo_to_spend = self.miniwallet.get_utxo(txid=input_txid)
spendtx = self.miniwallet.create_self_transfer(
from_node=self.nodes[0], utxo_to_spend=utxo_to_spend)
with self.nodes[0].assert_debug_log(
['transaction sent in violation of protocol peer=0']):
self.nodes[0].p2ps[0].send_message(msg_tx(spendtx['tx']))
self.nodes[0].p2ps[0].wait_for_disconnect()
assert_equal(self.nodes[0].getmempoolinfo()['size'], 0)
# Remove the disconnected peer
del self.nodes[0].p2ps[0]
return spendtx['tx'], spendtx['txid'], spendtx['wtxid'], spendtx['hex']
class BIP66Test(BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 1
self.extra_args = [[
'[email protected]',
'-par=1', # Use only one script thread to get the exact log msg for testing
]]
self.setup_clean_chain = True
self.rpc_timeout = 240
def create_tx(self, input_txid):
utxo_to_spend = self.miniwallet.get_utxo(txid=input_txid,
mark_as_spent=False)
return self.miniwallet.create_self_transfer(
from_node=self.nodes[0], utxo_to_spend=utxo_to_spend)['tx']
def test_dersig_info(self, *, is_active):
assert_equal(
self.nodes[0].getblockchaininfo()['softforks']['bip66'],
{
"active": is_active,
"height": DERSIG_HEIGHT,
"type": "buried",
},
)
def run_test(self):
peer = self.nodes[0].add_p2p_connection(P2PInterface())
self.miniwallet = MiniWallet(self.nodes[0],
mode=MiniWalletMode.RAW_P2PK)
self.test_dersig_info(is_active=False)
self.log.info("Mining %d blocks", DERSIG_HEIGHT - 2)
self.coinbase_txids = [
self.nodes[0].getblock(b)['tx'][0]
for b in self.miniwallet.generate(DERSIG_HEIGHT - 2)
]
self.log.info(
"Test that a transaction with non-DER signature can still appear in a block"
)
spendtx = self.create_tx(self.coinbase_txids[0])
unDERify(spendtx)
spendtx.rehash()
tip = self.nodes[0].getbestblockhash()
block_time = self.nodes[0].getblockheader(tip)['mediantime'] + 1
block = create_block(int(tip, 16), create_coinbase(DERSIG_HEIGHT - 1),
block_time)
block.nVersion = 2
block.vtx.append(spendtx)
block.hashMerkleRoot = block.calc_merkle_root()
block.rehash()
block.solve()
self.test_dersig_info(
is_active=False
) # Not active as of current tip and next block does not need to obey rules
peer.send_and_ping(msg_block(block))
self.test_dersig_info(
is_active=True
) # Not active as of current tip, but next block must obey rules
assert_equal(self.nodes[0].getbestblockhash(), block.hash)
self.log.info("Test that blocks must now be at least version 3")
tip = block.sha256
block_time += 1
block = create_block(tip, create_coinbase(DERSIG_HEIGHT), block_time)
block.nVersion = 2
block.rehash()
block.solve()
with self.nodes[0].assert_debug_log(expected_msgs=[
'{}, bad-version(0x00000002)'.format(block.hash)
]):
peer.send_and_ping(msg_block(block))
assert_equal(int(self.nodes[0].getbestblockhash(), 16), tip)
peer.sync_with_ping()
self.log.info(
"Test that transactions with non-DER signatures cannot appear in a block"
)
block.nVersion = 3
spendtx = self.create_tx(self.coinbase_txids[1])
unDERify(spendtx)
spendtx.rehash()
# First we show that this tx is valid except for DERSIG by getting it
# rejected from the mempool for exactly that reason.
assert_equal(
[{
'txid':
spendtx.hash,
'wtxid':
spendtx.getwtxid(),
'allowed':
False,
'reject-reason':
'non-mandatory-script-verify-flag (Non-canonical DER signature)',
}],
self.nodes[0].testmempoolaccept(rawtxs=[spendtx.serialize().hex()],
maxfeerate=0),
)
# Now we verify that a block with this transaction is also invalid.
block.vtx.append(spendtx)
block.hashMerkleRoot = block.calc_merkle_root()
block.rehash()
block.solve()
with self.nodes[0].assert_debug_log(expected_msgs=[
'CheckInputScripts on {} failed with non-mandatory-script-verify-flag (Non-canonical DER signature)'
.format(block.vtx[-1].hash)
]):
peer.send_and_ping(msg_block(block))
assert_equal(int(self.nodes[0].getbestblockhash(), 16), tip)
peer.sync_with_ping()
self.log.info(
"Test that a version 3 block with a DERSIG-compliant transaction is accepted"
)
block.vtx[1] = self.create_tx(self.coinbase_txids[1])
block.hashMerkleRoot = block.calc_merkle_root()
block.rehash()
block.solve()
self.test_dersig_info(
is_active=True
) # Not active as of current tip, but next block must obey rules
peer.send_and_ping(msg_block(block))
self.test_dersig_info(is_active=True) # Active as of current tip
assert_equal(int(self.nodes[0].getbestblockhash(), 16), block.sha256)
class NetTest(MicroBitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 2
self.extra_args = [["-minrelaytxfee=0.00001000"],
["-minrelaytxfee=0.00000500"]]
self.supports_cli = False
def run_test(self):
# We need miniwallet to make a transaction
self.wallet = MiniWallet(self.nodes[0])
self.wallet.generate(1)
# Get out of IBD for the minfeefilter and getpeerinfo tests.
self.nodes[0].generate(COINBASE_MATURITY + 1)
# By default, the test framework sets up an addnode connection from
# node 1 --> node0. By connecting node0 --> node 1, we're left with
# the two nodes being connected both ways.
# Topology will look like: node0 <--> node1
self.connect_nodes(0, 1)
self.sync_all()
self.test_connection_count()
self.test_getpeerinfo()
self.test_getnettotals()
self.test_getnetworkinfo()
self.test_getaddednodeinfo()
self.test_service_flags()
self.test_getnodeaddresses()
self.test_addpeeraddress()
def test_connection_count(self):
self.log.info("Test getconnectioncount")
# After using `connect_nodes` to connect nodes 0 and 1 to each other.
assert_equal(self.nodes[0].getconnectioncount(), 2)
def test_getpeerinfo(self):
self.log.info("Test getpeerinfo")
# Create a few getpeerinfo last_block/last_transaction values.
self.wallet.send_self_transfer(
from_node=self.nodes[0]
) # Make a transaction so we can see it in the getpeerinfo results
self.nodes[1].generate(1)
self.sync_all()
time_now = int(time.time())
peer_info = [x.getpeerinfo() for x in self.nodes]
# Verify last_block and last_transaction keys/values.
for node, peer, field in product(range(self.num_nodes), range(2),
['last_block', 'last_transaction']):
assert field in peer_info[node][peer].keys()
if peer_info[node][peer][field] != 0:
assert_approx(peer_info[node][peer][field], time_now, vspan=60)
# check both sides of bidirectional connection between nodes
# the address bound to on one side will be the source address for the other node
assert_equal(peer_info[0][0]['addrbind'], peer_info[1][0]['addr'])
assert_equal(peer_info[1][0]['addrbind'], peer_info[0][0]['addr'])
assert_equal(peer_info[0][0]['minfeefilter'], Decimal("0.00000500"))
assert_equal(peer_info[1][0]['minfeefilter'], Decimal("0.00001000"))
# check the `servicesnames` field
for info in peer_info:
assert_net_servicesnames(int(info[0]["services"], 0x10),
info[0]["servicesnames"])
assert_equal(peer_info[0][0]['connection_type'], 'inbound')
assert_equal(peer_info[0][1]['connection_type'], 'manual')
assert_equal(peer_info[1][0]['connection_type'], 'manual')
assert_equal(peer_info[1][1]['connection_type'], 'inbound')
# Check dynamically generated networks list in getpeerinfo help output.
assert "(ipv4, ipv6, onion, i2p, not_publicly_routable)" in self.nodes[
0].help("getpeerinfo")
def test_getnettotals(self):
self.log.info("Test getnettotals")
# Test getnettotals and getpeerinfo by doing a ping. The bytes
# sent/received should increase by at least the size of one ping (32
# bytes) and one pong (32 bytes).
net_totals_before = self.nodes[0].getnettotals()
peer_info_before = self.nodes[0].getpeerinfo()
self.nodes[0].ping()
self.wait_until(lambda: (self.nodes[0].getnettotals()[
'totalbytessent'] >= net_totals_before['totalbytessent'] + 32 * 2),
timeout=1)
self.wait_until(lambda: (self.nodes[0].getnettotals()[
'totalbytesrecv'] >= net_totals_before['totalbytesrecv'] + 32 * 2),
timeout=1)
for peer_before in peer_info_before:
peer_after = lambda: next(p for p in self.nodes[0].getpeerinfo()
if p['id'] == peer_before['id'])
self.wait_until(
lambda: peer_after()['bytesrecv_per_msg'].get('pong', 0) >=
peer_before['bytesrecv_per_msg'].get('pong', 0) + 32,
timeout=1)
self.wait_until(
lambda: peer_after()['bytessent_per_msg'].get('ping', 0) >=
peer_before['bytessent_per_msg'].get('ping', 0) + 32,
timeout=1)
def test_getnetworkinfo(self):
self.log.info("Test getnetworkinfo")
info = self.nodes[0].getnetworkinfo()
assert_equal(info['networkactive'], True)
assert_equal(info['connections'], 2)
assert_equal(info['connections_in'], 1)
assert_equal(info['connections_out'], 1)
with self.nodes[0].assert_debug_log(
expected_msgs=['SetNetworkActive: false\n']):
self.nodes[0].setnetworkactive(state=False)
assert_equal(self.nodes[0].getnetworkinfo()['networkactive'], False)
# Wait a bit for all sockets to close
self.wait_until(
lambda: self.nodes[0].getnetworkinfo()['connections'] == 0,
timeout=3)
with self.nodes[0].assert_debug_log(
expected_msgs=['SetNetworkActive: true\n']):
self.nodes[0].setnetworkactive(state=True)
# Connect nodes both ways.
self.connect_nodes(0, 1)
self.connect_nodes(1, 0)
info = self.nodes[0].getnetworkinfo()
assert_equal(info['networkactive'], True)
assert_equal(info['connections'], 2)
assert_equal(info['connections_in'], 1)
assert_equal(info['connections_out'], 1)
# check the `servicesnames` field
network_info = [node.getnetworkinfo() for node in self.nodes]
for info in network_info:
assert_net_servicesnames(int(info["localservices"], 0x10),
info["localservicesnames"])
# Check dynamically generated networks list in getnetworkinfo help output.
assert "(ipv4, ipv6, onion, i2p)" in self.nodes[0].help(
"getnetworkinfo")
def test_getaddednodeinfo(self):
self.log.info("Test getaddednodeinfo")
assert_equal(self.nodes[0].getaddednodeinfo(), [])
# add a node (node2) to node0
ip_port = "127.0.0.1:{}".format(p2p_port(2))
self.nodes[0].addnode(node=ip_port, command='add')
# check that the node has indeed been added
added_nodes = self.nodes[0].getaddednodeinfo(ip_port)
assert_equal(len(added_nodes), 1)
assert_equal(added_nodes[0]['addednode'], ip_port)
# check that node cannot be added again
assert_raises_rpc_error(-23,
"Node already added",
self.nodes[0].addnode,
node=ip_port,
command='add')
# check that node can be removed
self.nodes[0].addnode(node=ip_port, command='remove')
assert_equal(self.nodes[0].getaddednodeinfo(), [])
# check that trying to remove the node again returns an error
assert_raises_rpc_error(-24,
"Node could not be removed",
self.nodes[0].addnode,
node=ip_port,
command='remove')
# check that a non-existent node returns an error
assert_raises_rpc_error(-24, "Node has not been added",
self.nodes[0].getaddednodeinfo, '1.1.1.1')
def test_service_flags(self):
self.log.info("Test service flags")
self.nodes[0].add_p2p_connection(P2PInterface(),
services=(1 << 4) | (1 << 63))
assert_equal(['UNKNOWN[2^4]', 'UNKNOWN[2^63]'],
self.nodes[0].getpeerinfo()[-1]['servicesnames'])
self.nodes[0].disconnect_p2ps()
def test_getnodeaddresses(self):
self.log.info("Test getnodeaddresses")
self.nodes[0].add_p2p_connection(P2PInterface())
services = NODE_NETWORK | NODE_WITNESS
# Add an IPv6 address to the address manager.
ipv6_addr = "1233:3432:2434:2343:3234:2345:6546:4534"
self.nodes[0].addpeeraddress(address=ipv6_addr, port=8333)
# Add 10,000 IPv4 addresses to the address manager. Due to the way bucket
# and bucket positions are calculated, some of these addresses will collide.
imported_addrs = []
for i in range(10000):
first_octet = i >> 8
second_octet = i % 256
a = f"{first_octet}.{second_octet}.1.1"
imported_addrs.append(a)
self.nodes[0].addpeeraddress(a, 8333)
# Fetch the addresses via the RPC and test the results.
assert_equal(len(self.nodes[0].getnodeaddresses()),
1) # default count is 1
assert_equal(len(self.nodes[0].getnodeaddresses(count=2)), 2)
assert_equal(
len(self.nodes[0].getnodeaddresses(network="ipv4", count=8)), 8)
# Maximum possible addresses in AddrMan is 10000. The actual number will
# usually be less due to bucket and bucket position collisions.
node_addresses = self.nodes[0].getnodeaddresses(0, "ipv4")
assert_greater_than(len(node_addresses), 5000)
assert_greater_than(10000, len(node_addresses))
for a in node_addresses:
assert_greater_than(a["time"], 1527811200) # 1st June 2018
assert_equal(a["services"], services)
assert a["address"] in imported_addrs
assert_equal(a["port"], 8333)
assert_equal(a["network"], "ipv4")
# Test the IPv6 address.
res = self.nodes[0].getnodeaddresses(0, "ipv6")
assert_equal(len(res), 1)
assert_equal(res[0]["address"], ipv6_addr)
assert_equal(res[0]["network"], "ipv6")
assert_equal(res[0]["port"], 8333)
assert_equal(res[0]["services"], services)
# Test for the absence of onion and I2P addresses.
for network in ["onion", "i2p"]:
assert_equal(self.nodes[0].getnodeaddresses(0, network), [])
# Test invalid arguments.
assert_raises_rpc_error(-8, "Address count out of range",
self.nodes[0].getnodeaddresses, -1)
assert_raises_rpc_error(-8, "Network not recognized: Foo",
self.nodes[0].getnodeaddresses, 1, "Foo")
def test_addpeeraddress(self):
self.log.info("Test addpeeraddress")
node = self.nodes[1]
self.log.debug("Test that addpeerinfo is a hidden RPC")
# It is hidden from general help, but its detailed help may be called directly.
assert "addpeerinfo" not in node.help()
assert "addpeerinfo" in node.help("addpeerinfo")
self.log.debug("Test that adding an empty address fails")
assert_equal(node.addpeeraddress(address="", port=8333),
{"success": False})
assert_equal(node.getnodeaddresses(count=0), [])
self.log.debug("Test that adding a valid address succeeds")
assert_equal(node.addpeeraddress(address="1.2.3.4", port=8333),
{"success": True})
addrs = node.getnodeaddresses(count=0)
assert_equal(len(addrs), 1)
assert_equal(addrs[0]["address"], "1.2.3.4")
assert_equal(addrs[0]["port"], 8333)
self.log.debug(
"Test that adding the same address again when already present fails"
)
assert_equal(node.addpeeraddress(address="1.2.3.4", port=8333),
{"success": False})
assert_equal(len(node.getnodeaddresses(count=0)), 1)
class NetTest(SyscoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 2
self.extra_args = [["-minrelaytxfee=0.00001000"],
["-minrelaytxfee=0.00000500"]]
self.supports_cli = False
def run_test(self):
# We need miniwallet to make a transaction
self.wallet = MiniWallet(self.nodes[0])
self.wallet.generate(1)
# Get out of IBD for the minfeefilter and getpeerinfo tests.
self.nodes[0].generate(101)
# By default, the test framework sets up an addnode connection from
# node 1 --> node0. By connecting node0 --> node 1, we're left with
# the two nodes being connected both ways.
# Topology will look like: node0 <--> node1
self.connect_nodes(0, 1)
self.sync_all()
self.test_connection_count()
self.test_getpeerinfo()
self.test_getnettotals()
self.test_getnetworkinfo()
self.test_getaddednodeinfo()
self.test_service_flags()
self.test_getnodeaddresses()
def test_connection_count(self):
self.log.info("Test getconnectioncount")
# After using `connect_nodes` to connect nodes 0 and 1 to each other.
assert_equal(self.nodes[0].getconnectioncount(), 2)
def test_getpeerinfo(self):
self.log.info("Test getpeerinfo")
# Create a few getpeerinfo last_block/last_transaction values.
self.wallet.send_self_transfer(
from_node=self.nodes[0]
) # Make a transaction so we can see it in the getpeerinfo results
self.nodes[1].generate(1)
self.sync_all()
time_now = int(time.time())
peer_info = [x.getpeerinfo() for x in self.nodes]
# Verify last_block and last_transaction keys/values.
for node, peer, field in product(range(self.num_nodes), range(2),
['last_block', 'last_transaction']):
assert field in peer_info[node][peer].keys()
if peer_info[node][peer][field] != 0:
assert_approx(peer_info[node][peer][field], time_now, vspan=60)
# check both sides of bidirectional connection between nodes
# the address bound to on one side will be the source address for the other node
assert_equal(peer_info[0][0]['addrbind'], peer_info[1][0]['addr'])
assert_equal(peer_info[1][0]['addrbind'], peer_info[0][0]['addr'])
assert_equal(peer_info[0][0]['minfeefilter'], Decimal("0.00000500"))
assert_equal(peer_info[1][0]['minfeefilter'], Decimal("0.00001000"))
# check the `servicesnames` field
for info in peer_info:
assert_net_servicesnames(int(info[0]["services"], 0x10),
info[0]["servicesnames"])
assert_equal(peer_info[0][0]['connection_type'], 'inbound')
assert_equal(peer_info[0][1]['connection_type'], 'manual')
assert_equal(peer_info[1][0]['connection_type'], 'manual')
assert_equal(peer_info[1][1]['connection_type'], 'inbound')
# Check dynamically generated networks list in getpeerinfo help output.
assert "(ipv4, ipv6, onion, i2p, not_publicly_routable)" in self.nodes[
0].help("getpeerinfo")
def test_getnettotals(self):
self.log.info("Test getnettotals")
# Test getnettotals and getpeerinfo by doing a ping. The bytes
# sent/received should increase by at least the size of one ping (32
# bytes) and one pong (32 bytes).
net_totals_before = self.nodes[0].getnettotals()
peer_info_before = self.nodes[0].getpeerinfo()
self.nodes[0].ping()
self.wait_until(lambda: (self.nodes[0].getnettotals()[
'totalbytessent'] >= net_totals_before['totalbytessent'] + 32 * 2),
timeout=1)
self.wait_until(lambda: (self.nodes[0].getnettotals()[
'totalbytesrecv'] >= net_totals_before['totalbytesrecv'] + 32 * 2),
timeout=1)
for peer_before in peer_info_before:
peer_after = lambda: next(p for p in self.nodes[0].getpeerinfo()
if p['id'] == peer_before['id'])
self.wait_until(
lambda: peer_after()['bytesrecv_per_msg'].get('pong', 0) >=
peer_before['bytesrecv_per_msg'].get('pong', 0) + 32,
timeout=1)
self.wait_until(
lambda: peer_after()['bytessent_per_msg'].get('ping', 0) >=
peer_before['bytessent_per_msg'].get('ping', 0) + 32,
timeout=1)
def test_getnetworkinfo(self):
self.log.info("Test getnetworkinfo")
info = self.nodes[0].getnetworkinfo()
assert_equal(info['networkactive'], True)
assert_equal(info['connections'], 2)
assert_equal(info['connections_in'], 1)
assert_equal(info['connections_out'], 1)
with self.nodes[0].assert_debug_log(
expected_msgs=['SetNetworkActive: false\n']):
self.nodes[0].setnetworkactive(state=False)
assert_equal(self.nodes[0].getnetworkinfo()['networkactive'], False)
# Wait a bit for all sockets to close
self.wait_until(
lambda: self.nodes[0].getnetworkinfo()['connections'] == 0,
timeout=3)
with self.nodes[0].assert_debug_log(
expected_msgs=['SetNetworkActive: true\n']):
self.nodes[0].setnetworkactive(state=True)
# Connect nodes both ways.
self.connect_nodes(0, 1)
self.connect_nodes(1, 0)
info = self.nodes[0].getnetworkinfo()
assert_equal(info['networkactive'], True)
assert_equal(info['connections'], 2)
assert_equal(info['connections_in'], 1)
assert_equal(info['connections_out'], 1)
# check the `servicesnames` field
network_info = [node.getnetworkinfo() for node in self.nodes]
for info in network_info:
assert_net_servicesnames(int(info["localservices"], 0x10),
info["localservicesnames"])
# Check dynamically generated networks list in getnetworkinfo help output.
assert "(ipv4, ipv6, onion, i2p)" in self.nodes[0].help(
"getnetworkinfo")
def test_getaddednodeinfo(self):
self.log.info("Test getaddednodeinfo")
assert_equal(self.nodes[0].getaddednodeinfo(), [])
# add a node (node2) to node0
ip_port = "127.0.0.1:{}".format(p2p_port(2))
self.nodes[0].addnode(node=ip_port, command='add')
# check that the node has indeed been added
added_nodes = self.nodes[0].getaddednodeinfo(ip_port)
assert_equal(len(added_nodes), 1)
assert_equal(added_nodes[0]['addednode'], ip_port)
# check that node cannot be added again
assert_raises_rpc_error(-23,
"Node already added",
self.nodes[0].addnode,
node=ip_port,
command='add')
# check that node can be removed
self.nodes[0].addnode(node=ip_port, command='remove')
assert_equal(self.nodes[0].getaddednodeinfo(), [])
# check that trying to remove the node again returns an error
assert_raises_rpc_error(-24,
"Node could not be removed",
self.nodes[0].addnode,
node=ip_port,
command='remove')
# check that a non-existent node returns an error
assert_raises_rpc_error(-24, "Node has not been added",
self.nodes[0].getaddednodeinfo, '1.1.1.1')
def test_service_flags(self):
self.log.info("Test service flags")
self.nodes[0].add_p2p_connection(P2PInterface(),
services=(1 << 4) | (1 << 63))
assert_equal(['UNKNOWN[2^4]', 'UNKNOWN[2^63]'],
self.nodes[0].getpeerinfo()[-1]['servicesnames'])
self.nodes[0].disconnect_p2ps()
def test_getnodeaddresses(self):
self.log.info("Test getnodeaddresses")
self.nodes[0].add_p2p_connection(P2PInterface())
# Add some addresses to the Address Manager over RPC. Due to the way
# bucket and bucket position are calculated, some of these addresses
# will collide.
imported_addrs = []
for i in range(10000):
first_octet = i >> 8
second_octet = i % 256
a = "{}.{}.1.1".format(first_octet, second_octet) # IPV4
imported_addrs.append(a)
# SYSCOIN
self.nodes[0].addpeeraddress(a, 8369)
# Obtain addresses via rpc call and check they were ones sent in before.
#
# Maximum possible addresses in addrman is 10000, although actual
# number will usually be less due to bucket and bucket position
# collisions.
node_addresses = self.nodes[0].getnodeaddresses(0)
assert_greater_than(len(node_addresses), 5000)
assert_greater_than(10000, len(node_addresses))
for a in node_addresses:
assert_greater_than(a["time"], 1527811200) # 1st June 2018
assert_equal(a["services"], NODE_NETWORK | NODE_WITNESS)
assert a["address"] in imported_addrs
assert_equal(a["port"], 8369)
assert_equal(a["network"], "ipv4")
node_addresses = self.nodes[0].getnodeaddresses(1)
assert_equal(len(node_addresses), 1)
assert_raises_rpc_error(-8, "Address count out of range",
self.nodes[0].getnodeaddresses, -1)
# addrman's size cannot be known reliably after insertion, as hash collisions may occur
# so only test that requesting a large number of addresses returns less than that
LARGE_REQUEST_COUNT = 10000
node_addresses = self.nodes[0].getnodeaddresses(LARGE_REQUEST_COUNT)
assert_greater_than(LARGE_REQUEST_COUNT, len(node_addresses))
class MempoolExpiryTest(shitecoinTestFramework):
def set_test_params(self):
self.num_nodes = 1
self.setup_clean_chain = True
def test_transaction_expiry(self, timeout):
"""Tests that a transaction expires after the expiry timeout and its
children are removed as well."""
node = self.nodes[0]
self.wallet = MiniWallet(node)
# Add enough mature utxos to the wallet so that all txs spend confirmed coins.
self.wallet.generate(4)
node.generate(100)
# Send a parent transaction that will expire.
parent_txid = self.wallet.send_self_transfer(from_node=node)['txid']
parent_utxo = self.wallet.get_utxo(txid=parent_txid)
independent_utxo = self.wallet.get_utxo()
# Ensure the transactions we send to trigger the mempool check spend utxos that are independent of
# the transactions being tested for expiration.
trigger_utxo1 = self.wallet.get_utxo()
trigger_utxo2 = self.wallet.get_utxo()
# Set the mocktime to the arrival time of the parent transaction.
entry_time = node.getmempoolentry(parent_txid)['time']
node.setmocktime(entry_time)
# Let half of the timeout elapse and broadcast the child transaction spending the parent transaction.
half_expiry_time = entry_time + int(60 * 60 * timeout / 2)
node.setmocktime(half_expiry_time)
child_txid = self.wallet.send_self_transfer(
from_node=node, utxo_to_spend=parent_utxo)['txid']
assert_equal(parent_txid,
node.getmempoolentry(child_txid)['depends'][0])
self.log.info('Broadcast child transaction after {} hours.'.format(
timedelta(seconds=(half_expiry_time - entry_time))))
# Broadcast another (independent) transaction.
independent_txid = self.wallet.send_self_transfer(
from_node=node, utxo_to_spend=independent_utxo)['txid']
# Let most of the timeout elapse and check that the parent tx is still
# in the mempool.
nearly_expiry_time = entry_time + 60 * 60 * timeout - 5
node.setmocktime(nearly_expiry_time)
# Broadcast a transaction as the expiry of transactions in the mempool is only checked
# when a new transaction is added to the mempool.
self.wallet.send_self_transfer(from_node=node,
utxo_to_spend=trigger_utxo1)
self.log.info('Test parent tx not expired after {} hours.'.format(
timedelta(seconds=(nearly_expiry_time - entry_time))))
assert_equal(entry_time, node.getmempoolentry(parent_txid)['time'])
# Transaction should be evicted from the mempool after the expiry time
# has passed.
expiry_time = entry_time + 60 * 60 * timeout + 5
node.setmocktime(expiry_time)
# Again, broadcast a transaction so the expiry of transactions in the mempool is checked.
self.wallet.send_self_transfer(from_node=node,
utxo_to_spend=trigger_utxo2)
self.log.info('Test parent tx expiry after {} hours.'.format(
timedelta(seconds=(expiry_time - entry_time))))
assert_raises_rpc_error(-5, 'Transaction not in mempool',
node.getmempoolentry, parent_txid)
# The child transaction should be removed from the mempool as well.
self.log.info('Test child tx is evicted as well.')
assert_raises_rpc_error(-5, 'Transaction not in mempool',
node.getmempoolentry, child_txid)
# Check that the independent tx is still in the mempool.
self.log.info(
'Test the independent tx not expired after {} hours.'.format(
timedelta(seconds=(expiry_time - half_expiry_time))))
assert_equal(half_expiry_time,
node.getmempoolentry(independent_txid)['time'])
def run_test(self):
self.log.info('Test default mempool expiry timeout of %d hours.' %
DEFAULT_MEMPOOL_EXPIRY)
self.test_transaction_expiry(DEFAULT_MEMPOOL_EXPIRY)
self.log.info('Test custom mempool expiry timeout of %d hours.' %
CUSTOM_MEMPOOL_EXPIRY)
self.restart_node(0, ['-mempoolexpiry=%d' % CUSTOM_MEMPOOL_EXPIRY])
self.test_transaction_expiry(CUSTOM_MEMPOOL_EXPIRY)
def test_muhash_implementation(self):
self.log.info("Test MuHash implementation consistency")
node = self.nodes[0]
wallet = MiniWallet(node)
mocktime = node.getblockheader(node.getblockhash(0))['time'] + 1
node.setmocktime(mocktime)
# Generate 100 blocks and remove the first since we plan to spend its
# coinbase
block_hashes = wallet.generate(1) + node.generate(99)
blocks = list(
map(lambda block: FromHex(CBlock(), node.getblock(block, False)),
block_hashes))
blocks.pop(0)
# Create a spending transaction and mine a block which includes it
txid = wallet.send_self_transfer(from_node=node)['txid']
tx_block = node.generateblock(output=wallet.get_address(),
transactions=[txid])
blocks.append(FromHex(CBlock(), node.getblock(tx_block['hash'],
False)))
# Unlike upstream, Xaya allows spending the genesis block's coinbase,
# so we have to include that into the UTXO set.
genesis = FromHex(CBlock(), node.getblock(node.getblockhash(0), False))
blocks = [genesis] + blocks
# Serialize the outputs that should be in the UTXO set and add them to
# a MuHash object
muhash = MuHash3072()
for height, block in enumerate(blocks):
# We spent the first mined block (after the genesis block).
if height > 0:
height += 1
for tx in block.vtx:
for n, tx_out in enumerate(tx.vout):
coinbase = 1 if not tx.vin[0].prevout.hash else 0
# Skip witness commitment
if (coinbase and n > 0):
continue
data = COutPoint(int(tx.rehash(), 16), n).serialize()
data += struct.pack("<i", height * 2 + coinbase)
data += tx_out.serialize()
muhash.insert(data)
finalized = muhash.digest()
node_muhash = node.gettxoutsetinfo("muhash")['muhash']
assert_equal(finalized[::-1].hex(), node_muhash)
# The values differ from upstream since in Xaya the genesis block's coinbase
# is part of the UTXO set.
self.log.info("Test deterministic UTXO set hash results")
assert_equal(
node.gettxoutsetinfo()['hash_serialized_2'],
"450cb0874edb935d7243d3e83ea2dfe463729a7f08bbe701ab830f3927ce88da")
assert_equal(
node.gettxoutsetinfo("muhash")['muhash'],
"5de773dfb84089156402f41bbfddf27652a3cf136e2bed2986a7ce6bc6db4a80")
